chore: enable import/no-duplicates eslint rule (#8199)

.eslintrc.cjs

@@ -89,6 +89,7 @@ module.exports = defineConfig({
       { prefer: 'type-imports' }
     ],
 
+    'import/no-duplicates': 'error',
     'import/order': 'error',
     'sort-imports': [
       'error',

packages/plugin-react/src/jsx-runtime/babel-import-to-require.ts

@@ -1,5 +1,4 @@
 import type * as babelCore from '@babel/core'
-import type { Visitor, types as t } from '@babel/core'
 
 /**
  * Replace this:
@@ -11,13 +10,13 @@ import type { Visitor, types as t } from '@babel/core'
  *     var _jsx = require("react/jsx-runtime").jsx
  */
 export function babelImportToRequire({ types: t }: typeof babelCore): {
-  visitor: Visitor
+  visitor: babelCore.Visitor
 } {
   return {
     visitor: {
       ImportDeclaration(path) {
         const decl = path.node
-        const spec = decl.specifiers[0] as t.ImportSpecifier
+        const spec = decl.specifiers[0] as babelCore.types.ImportSpecifier
 
         path.replaceWith(
           t.variableDeclaration('var', [

packages/plugin-react/src/jsx-runtime/restore-jsx.ts

@@ -1,9 +1,11 @@
 import type * as babelCore from '@babel/core'
-import type { PluginItem, types as t } from '@babel/core'
 
-type RestoredJSX = [result: t.File | null | undefined, isCommonJS: boolean]
+type RestoredJSX = [
+  result: babelCore.types.File | null | undefined,
+  isCommonJS: boolean
+]
 
-let babelRestoreJSX: Promise<PluginItem> | undefined
+let babelRestoreJSX: Promise<babelCore.PluginItem> | undefined
 
 const jsxNotFound: RestoredJSX = [null, false]
 

packages/plugin-vue/src/index.ts

@@ -1,6 +1,7 @@
 import fs from 'fs'
 import type { Plugin, ViteDevServer } from 'vite'
 import { createFilter } from '@rollup/pluginutils'
+/* eslint-disable import/no-duplicates */
 import type {
   SFCBlock,
   SFCScriptCompileOptions,
@@ -8,6 +9,7 @@ import type {
   SFCTemplateCompileOptions
 } from 'vue/compiler-sfc'
 import type * as _compiler from 'vue/compiler-sfc'
+/* eslint-enable import/no-duplicates */
 import { resolveCompiler } from './compiler'
 import { parseVueRequest } from './utils/query'
 import { getDescriptor, getSrcDescriptor } from './utils/descriptorCache'

packages/vite/src/node/plugins/asset.ts

@@ -6,9 +6,8 @@ import type { OutputOptions, PluginContext } from 'rollup'
 import MagicString from 'magic-string'
 import type { Plugin } from '../plugin'
 import type { ResolvedConfig } from '../config'
-import { cleanUrl } from '../utils'
+import { cleanUrl, getHash, normalizePath } from '../utils'
 import { FS_PREFIX } from '../constants'
-import { getHash, normalizePath } from '../utils'
 
 export const assetUrlRE = /__VITE_ASSET__([a-z\d]{8})__(?:\$_(.*?)__)?/g
 

packages/vite/src/node/plugins/css.ts

@@ -32,6 +32,7 @@ import {
   asyncReplace,
   cleanUrl,
   combineSourcemaps,
+  emptyCssComments,
   generateCodeFrame,
   getHash,
   isDataUrl,
@@ -41,7 +42,6 @@ import {
   parseRequest,
   processSrcSet
 } from '../utils'
-import { emptyCssComments } from '../utils'
 import type { Logger } from '../logger'
 import { addToHTMLProxyTransformResult } from './html'
 import {

packages/vite/src/node/plugins/esbuild.ts

@@ -12,15 +12,15 @@ import type { SourceMap } from 'rollup'
 import { createFilter } from '@rollup/pluginutils'
 import type { TSConfckParseOptions, TSConfckParseResult } from 'tsconfck'
 import { TSConfckParseError, findAll, parse } from 'tsconfck'
-import { combineSourcemaps } from '../utils'
-import type { ResolvedConfig, ViteDevServer } from '..'
 import {
   cleanUrl,
+  combineSourcemaps,
   createDebugger,
   ensureWatchedFile,
   generateCodeFrame,
   toUpperCaseDriveLetter
 } from '../utils'
+import type { ResolvedConfig, ViteDevServer } from '..'
 import type { Plugin } from '../plugin'
 import { searchForWorkspaceRoot } from '..'
 

packages/vite/src/node/plugins/workerImportMetaUrl.ts

@@ -5,8 +5,7 @@ import type { RollupError } from 'rollup'
 import { stripLiteral } from 'strip-literal'
 import type { ResolvedConfig } from '../config'
 import type { Plugin } from '../plugin'
-import { cleanUrl, injectQuery } from '../utils'
-import { parseRequest } from '../utils'
+import { cleanUrl, injectQuery, parseRequest } from '../utils'
 import { ENV_ENTRY, ENV_PUBLIC_PATH } from '../constants'
 import type { ViteDevServer } from '..'
 import { workerFileToUrl } from './worker'

packages/vite/src/node/preview.ts

@@ -1,5 +1,4 @@
 import path from 'path'
-import type { Server } from 'http'
 import type * as http from 'http'
 import sirv from 'sirv'
 import connect from 'connect'
@@ -47,7 +46,7 @@ export interface PreviewServer {
   /**
    * native Node http server instance
    */
-  httpServer: Server
+  httpServer: http.Server
   /**
    * Print server urls
    */

packages/vite/src/node/server/index.ts

@@ -2,7 +2,6 @@ import fs from 'fs'
 import path from 'path'
 import type * as net from 'net'
 import type * as http from 'http'
-import type { AddressInfo } from 'net'
 import { performance } from 'perf_hooks'
 import connect from 'connect'
 import corsMiddleware from 'cors'
@@ -16,7 +15,7 @@ import type { CommonServerOptions } from '../http'
 import { httpServerStart, resolveHttpServer, resolveHttpsConfig } from '../http'
 import type { InlineConfig, ResolvedConfig } from '../config'
 import { mergeConfig, resolveConfig } from '../config'
-import { isParentDirectory, normalizePath } from '../utils'
+import { isParentDirectory, normalizePath, resolveHostname } from '../utils'
 import { ssrLoadModule } from '../ssr/ssrModuleLoader'
 import { resolveSSRExternal } from '../ssr/ssrExternal'
 import {
@@ -26,7 +25,6 @@ import {
 import { ssrTransform } from '../ssr/ssrTransform'
 import { createOptimizedDeps } from '../optimizer/registerMissing'
 import type { OptimizedDeps } from '../optimizer'
-import { resolveHostname } from '../utils'
 import { CLIENT_DIR } from '../constants'
 import type { Logger } from '../logger'
 import { printCommonServerUrls } from '../logger'
@@ -452,7 +450,7 @@ export async function createServer(
   if (!middlewareMode && httpServer) {
     httpServer.once('listening', () => {
       // update actual port since this may be different from initial value
-      serverConfig.port = (httpServer.address() as AddressInfo).port
+      serverConfig.port = (httpServer.address() as net.AddressInfo).port
     })
   }
 

packages/vite/src/node/server/pluginContainer.ts

@@ -56,8 +56,9 @@ import type { FSWatcher } from 'chokidar'
 import colors from 'picocolors'
 import type * as postcss from 'postcss'
 import type { Plugin } from '../plugin'
-import { cleanUrl, combineSourcemaps } from '../utils'
 import {
+  cleanUrl,
+  combineSourcemaps,
   createDebugger,
   ensureWatchedFile,
   generateCodeFrame,

packages/vite/src/node/server/searchRoot.ts

@@ -1,6 +1,5 @@
 import fs from 'fs'
-import { dirname } from 'path'
-import { join } from 'path'
+import { dirname, join } from 'path'
 import { isFileReadable } from '../utils'
 
 // https://github.com/vitejs/vite/issues/2820#issuecomment-812495079

packages/vite/src/node/utils.ts

@@ -3,10 +3,9 @@ import os from 'os'
 import path from 'path'
 import { createHash } from 'crypto'
 import { promisify } from 'util'
-import { URL, pathToFileURL } from 'url'
+import { URL, URLSearchParams, pathToFileURL } from 'url'
 import { builtinModules } from 'module'
 import { performance } from 'perf_hooks'
-import { URLSearchParams } from 'url'
 import resolve from 'resolve'
 import type { FSWatcher } from 'chokidar'
 import remapping from '@ampproject/remapping'